Wdtrpcserver.exe (2026)

Constant high CPU usage may indicate the process is being exploited or is a poorly optimized "WatchDog" variant.

Do assume it’s safe. Run these checks:

A legitimate Dell file will almost always be digitally signed. If the signature is missing or "Unknown," treat it with suspicion. Common Errors and Issues wdtrpcserver.exe

Often, high usage is caused by outdated Dell SupportAssist or system management tools. Repair Windows Files:

This executable is a core component of (formerly known as Windows Defender), specifically belonging to the Microsoft Defender Antivirus engine. Its primary role is to handle communication between different security components via the Remote Procedure Call (RPC) protocol. Constant high CPU usage may indicate the process

Disabling this service will prevent all built-in Windows troubleshooters from working.

If you have run SFC, DISM, and a clean boot, and wdtrpcserver.exe still causes blue screens or memory errors, consider: If the signature is missing or "Unknown," treat

Microsoft regularly patches RPC-related vulnerabilities and bugs.